Finding the Fourth Proportional to 1,161,232.56, 1,742,342.74 and 562,639.73
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Solution
The fourth proportional to 1,161,232.56, 1,742,342.74 and 562,639.73 is: 844,198.89
Step by Step Solution
- Step 1: Write the proportion equation
1,161,232.56 : 1,742,342.74 = 562,639.73 : x - Step 2: Convert to fraction form
1,161,232.56/1,742,342.74 = 562,639.73/x - Step 3: Cross multiply
1,161,232.56x = 1,742,342.74 × 562,639.73 - Step 4: Simplify right side
1,161,232.56x = 980,311,238,682.75 - Step 5: Solve for x
x = 980,311,238,682.75/1,161,232.56 - Step 6: Final answer
x = 844,198.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.